Home / 11,665.02-16,097.14-6,628.58

Finding the Fourth Proportional to 11,665.02, 16,097.14 and 6,628.58

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Solution

The fourth proportional to 11,665.02, 16,097.14 and 6,628.58 is: 9,147.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665.02 : 16,097.14 = 6,628.58 : x
  2. Step 2: Convert to fraction form
    11,665.02/16,097.14 = 6,628.58/x
  3. Step 3: Cross multiply
    11,665.02x = 16,097.14 × 6,628.58
  4. Step 4: Simplify right side
    11,665.02x = 106,701,180.26
  5. Step 5: Solve for x
    x = 106,701,180.26/11,665.02
  6. Step 6: Final answer
    x = 9,147.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.